Chan, L. M. (1986). Library of Congress subject headings: Principles and applications (2nd ed.). Libraries Unlimited.
Cita Chicago (17th ed.)Chan, Lois Mai. Library of Congress Subject Headings: Principles and Applications. 2nd ed. Littleton, Colo: Libraries Unlimited, 1986.
Cita MLA (9th ed.)Chan, Lois Mai. Library of Congress Subject Headings: Principles and Applications. 2nd ed. Libraries Unlimited, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.